:root{--background:#0a0a0a;--foreground:#ededed;--card-bg:#171717;--primary:#00dc82;--primary-hover:#00b36b;--border:#333;--input-bg:#262626;--font-mono:"Courier New",Courier,monospace}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;background:var(--background);color:var(--foreground);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}a{color:inherit;text-decoration:none}h1,h2,h3{letter-spacing:-.02em}button{cursor:pointer}.app-container{display:flex;min-height:100vh}.sidebar{width:250px;background:var(--card-bg);border-right:1px solid var(--border);padding:2rem 1rem;display:flex;flex-direction:column;gap:2rem;position:fixed;height:100vh;left:0;top:0}.sidebar-title{font-size:1.5rem;font-weight:700;color:var(--primary);margin-bottom:1rem}.nav-links{display:flex;flex-direction:column;gap:.5rem}.nav-link{padding:.75rem 1rem;border-radius:6px;color:#aaa;transition:all .2s}.nav-link:hover{background:hsla(0,0%,100%,.05);color:var(--foreground)}.nav-link.active{background:rgba(0,220,130,.1);color:var(--primary)}.main-content{flex:1 1;margin-left:250px;padding:2rem;max-width:1200px;width:100%}@media (max-width:768px){.sidebar{width:60px;padding:1rem .5rem}.sidebar-title{display:none}.main-content{margin-left:60px}.nav-link span{display:none}}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.85);display:flex;justify-content:center;align-items:center;z-index:2000;padding:20px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-content{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;width:100%;max-width:900px;max-height:85vh;display:flex;flex-direction:column;box-shadow:0 20px 50px rgba(0,0,0,.5);animation:modalIn .3s ease-out}@keyframes modalIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-header{padding:1.5rem;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}.modal-body{padding:1.5rem;overflow-y:auto;font-size:1rem;line-height:1.7;color:#efefef;white-space:pre-wrap}.close-button{background:none;border:none;color:#888;font-size:1.8rem;line-height:1;cursor:pointer;padding:0 .5rem;transition:color .2s}.close-button:hover{color:#fff}.preview-link{color:var(--primary);opacity:.6;font-size:.8rem;margin-left:auto;cursor:pointer;padding:4px;border-radius:4px;display:inline-flex;align-items:center;justify-content:center}.preview-link:hover{opacity:1;background:hsla(0,0%,100%,.05)}